34 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
SLE), Sjogren's Syndrome ... (SS), Polymyositis ... Kumfer @AnnKumfer #Antinuclear ... #Antibodies #ANA ... #patterns #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... SLE), Sjogren's Syndrome ... (SS), Polymyositis ... Arthritis, Sjögren Syndrome ... #patterns #rheumatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in ... others (RNP, aPL antibodies ... Antiphospholipid Antibody Syndrome ... LAC) • Sjogren Syndrome ... • Scleroderma (Systemic
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... ) • Systemic lupus ... drug-induced SLE) • Systemic ... cases • Sjögren syndrome ... #diagnosis #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... and Systemic lupus ... 30-40% Target: SS-A ... SLE-SSc-AlM overlap syndromes ... #autoantibodies
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Autoimmune Hemolytic Anemia ... DIAGNOSE AIHA • Anemia ... LDH • Anti-RBC autoantibodies ... FOR a cause → Systematic ... management #treatment #rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and ... La) - Sjogren's syndrome ... #Autoantibodies ... diagnosis #table #rheumatology ... #antibodies
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... - Hemolytic anemia ... SLE-Related Auto-Antibodies ... Erythematosus #Diagnosis #autoantibodies ... #differential #rheumatology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... B12 - Anti-IF Antibodies ... B12 - Anti-IF Antibodies ... Myelodysplastic Syndromes ... Algorithm #Causes #Hematology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... - Summary Antinuclear ... block • Sjogren syndrome ... polymyositis overlap syndrome ... Summary #diagnosis #rheumatology